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Finding the Fourth Proportional to 61,238.51, 91,834.16 and 23,793.66

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Solution

The fourth proportional to 61,238.51, 91,834.16 and 23,793.66 is: 35,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,238.51 : 91,834.16 = 23,793.66 : x
  2. Step 2: Convert to fraction form
    61,238.51/91,834.16 = 23,793.66/x
  3. Step 3: Cross multiply
    61,238.51x = 91,834.16 × 23,793.66
  4. Step 4: Simplify right side
    61,238.51x = 2,185,070,402.17
  5. Step 5: Solve for x
    x = 2,185,070,402.17/61,238.51
  6. Step 6: Final answer
    x = 35,681.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.